1

Mgt:
Most cases resolve without any treatment. If you notice any symptoms that continue or recur such as joint pain, paleness of the skin, respiratory problems, an appointment with your PCP is advised.
In the meantime, continue to provide hydration and monitor his temperature for the next week.
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Parvovirus b 19 causes an illness associated with rash, sometimes with red cheeks we call" slapped cheek; fever, and joint symptoms. It does not require any antibiotics since it is a virus. It can be spread to others especilly among classrooms.
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5

No.:
Depite classic features of sle, your serologies suggest it. Low platelets or thrombocytopenia is a major feature of sle. But a parvo b19 infection would not cause the abnormal tests you have.I would place you on hydroxychloroquine, nonethless, to see if your tests improve.
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6

Hyperthyroidism:
Hi. Your tests show hyperthyroidism. Maybe it's a temporary thyroiditis or maybe it's Graves' disease (unlikely to be a toxic multi nodular with those numbers). Discuss a plan with your doctor to see what the cause is (that will determine what you do about it); you will probably be referred to an endocrinologist. Good luck!
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8

Different illness:
Acute parvovirus b19 infection in the healthy adult is not generally the slapped cheek type illness that occurs in kids. Fever and muscle aches can occur but the most dominant feature is the polyarthritis/arthralgias that tend to occur in the hands, wrists, ankles and sometimes knees. The joint symptoms can last from several weeks.
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